Rob Tulloh created SOLR-3881:
--------------------------------
Summary: frequent OOM in LanguageIdentifierUpdateProcessor
Key: SOLR-3881
URL: https://issues.apache.org/jira/browse/SOLR-3881
Project: Solr
Issue Type: Bug
Components: update
Affects Versions: 4.0
Environment: CentOS 6.x, JDK 1.6, (java -server -Xms2G -Xmx2G
-XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=....)
Reporter: Rob Tulloh
We are seeing frequent failures from Solr causing it to OOM. Here is the stack
trace we observe when this happens:
{noformat}
Caused by: java.lang.OutOfMemoryError: Java heap space
at java.util.Arrays.copyOf(Arrays.java:2882)
at
java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:100)
at
java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:390)
at java.lang.StringBuffer.append(StringBuffer.java:224)
at
org.apache.solr.update.processor.LanguageIdentifierUpdateProcessor.concatFields(LanguageIdentifierUpdateProcessor.java:286)
at
org.apache.solr.update.processor.LanguageIdentifierUpdateProcessor.process(LanguageIdentifierUpdateProcessor.java:189)
at
org.apache.solr.update.processor.LanguageIdentifierUpdateProcessor.processAdd(LanguageIdentifierUpdateProcessor.java:171)
at
org.apache.solr.handler.BinaryUpdateRequestHandler$2.update(BinaryUpdateRequestHandler.java:90)
at
org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec$1.readOuterMostDocIterator(JavaBinUpdateRequestCodec.java:140)
at
org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec$1.readIterator(JavaBinUpdateRequestCodec.java:120)
at
org.apache.solr.common.util.JavaBinCodec.readVal(JavaBinCodec.java:221)
at
org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec$1.readNamedList(JavaBinUpdateRequestCodec.java:105)
at
org.apache.solr.common.util.JavaBinCodec.readVal(JavaBinCodec.java:186)
at
org.apache.solr.common.util.JavaBinCodec.unmarshal(JavaBinCodec.java:112)
at
org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec.unmarshal(JavaBinUpdateRequestCodec.java:147)
at
org.apache.solr.handler.BinaryUpdateRequestHandler.parseAndLoadDocs(BinaryUpdateRequestHandler.java:100)
at
org.apache.solr.handler.BinaryUpdateRequestHandler.access$000(BinaryUpdateRequestHandler.java:47)
at
org.apache.solr.handler.BinaryUpdateRequestHandler$1.load(BinaryUpdateRequestHandler.java:58)
at
org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:59)
at
org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:129)
at org.apache.solr.core.SolrCore.execute(SolrCore.java:1540)
at
org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:435)
at
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:256)
at
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1337)
at
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:484)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119)
at
org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:524)
at
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:233)
at
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1065)
at
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:413)
at
org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:192)
at
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:999)
{noformat}
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